A logic error in FreeBSD kernel 5.4-STABLE and 6.0 causes the kernel to calculate an incorrect buffer length, which causes more data to be copied to userland than intended, which could allow local users to read portions of kernel memory.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Freebsd | Freebsd | 5.4-stable (including) | 5.4-stable (including) |
| Freebsd | Freebsd | 6.0-stable (including) | 6.0-stable (including) |
References
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:06.kmem.asc
- http://secunia.com/advisories/18599
- http://securitytracker.com/id?1015541
- http://www.osvdb.org/22731
- http://www.securityfocus.com/bid/16373
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24340
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:06.kmem.asc
- http://secunia.com/advisories/18599
- http://securitytracker.com/id?1015541
- http://www.osvdb.org/22731
- http://www.securityfocus.com/bid/16373
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24340